WI-LAN Inc. v. Alcatel-Lucent USA Inc. et al

Filing 324

SUR-REPLY to Reply to Response to Motion re 306 MOTION to Sever and Memorandum In Support filed by WI-LAN Inc.. (Attachments: # 1 Exhibit 1)(Weaver, David)

EXHIBIT 1

IN THE UNITED STATES DISTRICT COURT
FOR THE EASTERN DISTRICT OF TEXAS
TYLER DIVISION

WI-LAN INC.,
Plaintiff,
v.
Alcatel-Lucent USA Inc.;
Telefonaktiebolaget LM Ericsson; Ericsson
Inc.; Sony Mobile Communications AB; Sony
Mobile Communications (USA) Inc.; HTC
Corporation; HTC America, Inc.; Exedea Inc.;
LG Electronics, Inc.; LG Electronics
MobileComm U.S.A., Inc.; LG Electronics
U.S.A., Inc.

Case No. 6:10-cv-00521-LED

Defendants.

EXPERT REPORT OF MARK LANNING REGARDING INVALIDITY OF U.S.
PATENT NUMBERS: 6,088,326; 6,195,327; 6,222,819; and 6,381,211.

Table of Contents
I.

LIST OF REPORT APPENDICES AND EXHIBITS ...............................................................................6

II.

INTRODUCTION.........................................................................................................................................8
A.
B.
C.

Education, Background and Qualifications .....................................................................................................8
Scope of Work...............................................................................................................................................10
Documents Relied Upon ...............................................................................................................................11

III.

SUMMARY OF OPINIONS ......................................................................................................................11

IV.

RELEVANT LEGAL PRINCIPLES AND GUIDELINES .....................................................................12

A.
B.
C.
D.
E.

Anticipation...................................................................................................................................................12
Obviousness ..................................................................................................................................................13
Written Description and Enablement ............................................................................................................14
Indefiniteness ................................................................................................................................................14
Priority Date and Date of Invention ..............................................................................................................15

V.

OVERVIEW OF THE PATENTS-IN-SUIT.............................................................................................16
A.
B.
C.

The Patents-in-Suit........................................................................................................................................16
The 819 Patent...............................................................................................................................................17
The 327 Patent...............................................................................................................................................17

VI.

BACKGROUND FOR RELEVANT TECHNOLOGY ...........................................................................18

A.
a.
b.
c.
d.
VII.

The Prior Art Used Both CDMA and TDM ..................................................................................................19
The IS-95 Cellular Standard (2G) Combines CDMA and TDM...............................................................20
The Personal Communications System (2G) Combines CDMA and TDM...............................................20
The Accused UMTS Functionality Is An Extension of the IS-95 Standard ...............................................21
Technology Tutorial .................................................................................................................................21
THE PATENTS-IN-SUIT AND WI-LAN’S INFRINGEMENT CONTENTIONS ..............................21

A.
B.
C.
D.
E.

F.

Person of Ordinary Skill................................................................................................................................21
Claim Interpretation ......................................................................................................................................22
Priority Dates for the Patents-in-Suit ............................................................................................................22
Asserted Claims.............................................................................................................................................22
Wi-LAN’s Infringement Theories and Claim Interpretations .......................................................................23
TDM Encoder/Decoder ............................................................................................................................23
An Overlay Code Generator For Providing An Overlay Code From A First Set Of ‘n’ Overlay Codes .24
A Second Encoder/Decoder To Apply The Overlay Code From The Overlay Code Generator...............27
A Second Encoder/Decoder Selectively Operable Instead of the TDM Encoder/Decoder.......................31
Claim 11 of the 819 Patent Requires Three Encoders..............................................................................32
The Orthogonal Code and the Overlay Code Must Be Applied to the Same Data Item on a Wireless Link
..................................................................................................................................................................32
Use of Orthogonal Codes, Overlay Codes, and a Single Encoder by the Subscriber Terminal ...............33
Parameters Pertaining To A Wireless Link Within The Cell Indicative Of Whether That Wireless Link Is
Subject To Interference From Signals Generated By Said Other Cells....................................................33
Rademacher-Walsh Codes Are Also Hadamard-Rademacher-Walsh Codes ................................................34

VIII.

INVALIDITY ANALYSIS FOR THE 326 AND 211 PATENTS............................................................37

a.
b.
c.
d.
e.
f.
g.
h.

A.

U.S. Patent 5,533,013 By Leppanen..............................................................................................................38
Single Reference Obviousness ..................................................................................................................44
B. PCT Application WO 95/03652 By Gilhousen .............................................................................................45
a.
Obviousness of Gilhousen 652 Combined With Other References ...........................................................51
C. U.S. Patent 6,018,528 By Gitlin, et al. ..........................................................................................................52
a.
Single Reference Obviousness ..................................................................................................................57
D. U.S. Patent 5,511,068 By Sato ......................................................................................................................58
a.
Single Reference Obviousness ..................................................................................................................62
E.
TIA/EIA IS-95-A Standard (IS-95-A)...........................................................................................................62
a.

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a.
F.
G.
H.
a.
I.
a.
J.
K.
a.
L.
a.
b.
c.
d.
e.
f.
g.
h.
i.
j.
M.
N.
IX.

Single Reference Obviousness ..................................................................................................................68
The Personal Communications System (PCS) As Described by Tiedemann ................................................69
The Personal Communication System As Described by Zehavi and Tiedemann..........................................72
U.S. 6,112,080 By Anderson et al. ................................................................................................................73
Single Reference Obviousness ..................................................................................................................79
Spread Spectrum and TDMA Satellite Communications By Mohanty .........................................................79
Single Reference Obviousness ..................................................................................................................82
PCT Application WO 93/15573 By Miller....................................................................................................83
Murai (US 5,966,377) ...................................................................................................................................88
Single Reference Obviousness ..................................................................................................................95
Combinations of Prior Art That Invalidate the 326 and 211 Patents.............................................................96
Combination of Gilhousen 652 for the “overlay code generator” or “second encoder to apply the
overlay code” elements ............................................................................................................................96
Combination of Tiedemann or Zehavi for “overlay code generator” and “second encoder to apply the
overlay code” limitations .........................................................................................................................97
Combination of Mohanty for “the orthogonal code generator is a storage arranged to store the set of
orthogonal codes” ....................................................................................................................................97
Combination of Mohanty for “the set of orthogonal codes comprise a set of Rademacher-Walsh (RW)
codes”.......................................................................................................................................................98
Combination of Gitlin with IS-95-A for “a first of the orthogonal channels is reserved for the
transmission of signals relating to the acquisition of wireless links” ......................................................98
Combination of Gitlin with Tiedemann for “a first of the orthogonal channels is reserved for the
transmission of signals relating to the acquisition of wireless links” ......................................................98
Combination of Gitlin with Miller for “a first of the orthogonal channels is reserved for the
transmission of signals relating to the acquisition of wireless links” ......................................................99
Combination of Gitlin with IS-95-A for “a second of the orthogonal channels is reserved for the
transmission of signals relating to control of calls” ................................................................................99
Combination of Gitlin with Tiedemann for “a second of the orthogonal channels is reserved for the
transmission of signals relating to control of calls” ................................................................................99
Combination of Gitlin with Miller for “a second of the orthogonal channels is reserved for the
transmission of signals relating to control of calls” ................................................................................99
Secondary Considerations ...........................................................................................................................100
The 326 and 211 Patents Lack Written Description and Are Not Enabled To Teach One of Ordinary Skill in
the Art How to Make and Use the Invention as Broadly as They Are Being Asserted ...............................103
INVALIDITY ANALYSIS FOR THE 819 PATENT.............................................................................105

A.
B.
a.
C.
D.
E.
a.
F.
a.
G.
a.
H.
I.
a.
J.
a.
b.
c.
d.

The Personal Communications System (PCS) As Described by Tiedemann ..............................................105
U.S. Patent 6,018,528 By Gitlin, et al. ........................................................................................................106
Single Reference Obviousness ................................................................................................................106
PCT Application WO 95/03652 By Gilhousen ...........................................................................................107
The Personal Communication System As Described by Zehavi and Tiedemann........................................107
U.S. 6,112,080 By Anderson et al. ..............................................................................................................108
Single Reference Obviousness ................................................................................................................108
U.S. Patent 5,471,497 By Zehavi ................................................................................................................109
Single Reference Obviousness ................................................................................................................112
Japanese Patent Application By Sawahashi ................................................................................................113
Single Reference Obviousness ................................................................................................................114
Murai (US 5,966,377) .................................................................................................................................115
TIA/EIA IS-95-A Standard (IS-95-A).........................................................................................................115
Single Reference Obviousness ................................................................................................................115
Combinations of Prior Art That Invalidate the 819 Patent ..........................................................................116
Combination of Gilhousen 652 for the “overlay code generator” or “second encoder to apply the
overlay code” elements ..........................................................................................................................116
Combination of Tiedemann or Zehavi for “overlay code generator” and “second encoder to apply the
overlay code” limitations .......................................................................................................................117
Combination of Mohanty for “the orthogonal code generator is a storage arranged to store the set of
orthogonal codes” ..................................................................................................................................117
Combination of Mohanty for “the set of orthogonal codes comprise a set of Rademacher-Walsh (RW)
codes”.....................................................................................................................................................118

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e.
f.
g.
h.
K.
L.
a.
b.
c.
X.

Combination of Gitlin with IS-95-A for “a first of the orthogonal channels is reserved for the
transmission of signals relating to the acquisition of wireless links” ....................................................118
Combination of Gitlin with Tiedemann for “a first of the orthogonal channels is reserved for the
transmission of signals relating to the acquisition of wireless links” ....................................................118
Combination of Gitlin with IS-95-A for “a second of the orthogonal channels is reserved for the
transmission of signals relating to control of calls” ..............................................................................118
Combination of Gitlin with Tiedemann for “a second of the orthogonal channels is reserved for the
transmission of signals relating to control of calls” ..............................................................................119
Secondary Considerations ...........................................................................................................................119
The 819 Patent Lacks Written Description and Is Not Enabled To Teach One of Ordinary Skill in the Art
How to Make and Use the Invention as Broadly as It Is Being Asserted....................................................120
Claim 11 Lacks Written Description and Is Not Enabled.......................................................................120
Claim 12 and Its Dependent Claims Are Indefinite, Lack Written Description, and Are Not Enabled ..121
Claim 21 Is Indefinite .............................................................................................................................121
INVALIDITY ANALYSIS FOR THE 327 PATENT.............................................................................122

A.
a.
b.
c.
d.
e.
f.
g.
h.
i.
B.
a.
b.
c.
d.
e.
f.
g.
h.
C.
a.
D.
E.
a.
b.
c.
d.
F.
G.

U.S. Patent 5,838,671 By Ishikawa et al. ....................................................................................................123
Channel controller to allocate and selectively reduce the number of CDMA traffic channels in the
channel pool ...........................................................................................................................................125
Selectively designate one or more of said traffic channels as locked channels which should not be
included in the channel pool...................................................................................................................126
Analyzer for receiving and comparing interference parameters based on at least the BER ..................126
A value indicating a maximum number of CDMA channels that can be designated as traffic channels127
The said CDMA channels are orthogonal channels, an orthogonal code generator, and a first encoder
................................................................................................................................................................128
A storage for storing data identifying the at least two frequency channels............................................128
A selector for selecting a frequency channel from those listed in said storage and the selector being
responsive to the link acquisition logic...................................................................................................129
Link acquisition logic for establishing a wireless link on the frequency channel...................................129
Single Reference Obviousness ................................................................................................................130
PCT WO 96/02979 By Andersson et al.......................................................................................................130
Channel controller to allocate and selectively reduce the number of CDMA traffic channels in the
channel pool ...........................................................................................................................................131
Selectively designate one or more of said traffic channels as locked channels which should not be
included in the channel pool...................................................................................................................132
Analyzer for receiving and comparing interference parameters based on at least the BER ..................132
A value indicating a maximum number of CDMA channels that can be designated as traffic channels133
The said CDMA channels are orthogonal channels, an orthogonal code generator and a first encoder
................................................................................................................................................................133
A storage for storing data identifying that at least two frequency channels, a selector for selecting a
frequency channel from those listed in said storage and the selector being responsive to the link
acquisition logic .....................................................................................................................................133
A TDM encoder arranged to apply time division multiplexing (TDM) techniques to the data item.......134
Single Reference Obviousness ................................................................................................................134
U.S. Patent 5,410,737 By Jones ..................................................................................................................135
Single Reference Obviousness ................................................................................................................137
U.S. Patent 6,018,528 By Gitlin, et al. ........................................................................................................137
Combinations of Prior Art That Invalidate the 327 Patent ..........................................................................138
Combination of Gilhousen 652 for the “orthogonal code generator,” “first encoder,” “overlay code
generator,” or “second encoder” elements ...........................................................................................139
Combination of IS-95-A, Tiedemann, Gitlin or Zehavi for the “orthogonal code generator,” “first
encoder,” “overlay code generator,” “second encoder” or “TDM encoder” elements .......................139
Combination of Leppanen, Sato, Anderson or Miller for the “orthogonal code generator,” “first
encoder,” or “TDM encoder” elements .................................................................................................139
Combination of Ishikawa, Andersson, or Gitlin for a Central Terminal comprising an Interference
Controller ...............................................................................................................................................140
Secondary Considerations ...........................................................................................................................140
The 327 Patent Lacks Written Description and Is Not Enabled To Teach One of Ordinary Skill in the Art
How to Make and Use the Invention as Broadly as It Is Being Asserted....................................................141

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a.
b.
XI.
A.
B.
C.
D.
XII.

The 327 Patent Does Not Disclose How The Alleged Invention Determines If the Present Interference Is
“interference generated by other cells” or Is From Some Other Source ...............................................141
Claim 15 Lacks Written Description and Is Not Enabled.......................................................................142
SUMMARY OF INVALIDITY OPINIONS BASED ON PRIOR ART...............................................142
The Asserted Claims of the 326 Patent Are Invalid ....................................................................................143
The Asserted Claims of the 211 Patent are Invalid .....................................................................................148
The Asserted Claims of the 819 Patent Are Invalid ....................................................................................151
The Asserted Claims of the 327 Patent Are Invalid ....................................................................................161
OTHER COMMENTS..............................................................................................................................165

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